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Generated: December 17, 2017

DrugPatentWatch Database Preview

RIOMET Drug Profile

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Which patents cover Riomet, and what generic alternatives are available?

Riomet is a drug marketed by Sun Pharm Inds Ltd and is included in one NDA. There is one patent protecting this drug.

This drug has eighteen patent family members in eighteen countries and thirty supplementary protection certificates in eleven countries.

The generic ingredient in RIOMET is metformin hydrochloride. There are forty-eight drug master file entries for this compound. One hundred suppliers are listed for this compound. Additional details are available on the metformin hydrochloride profile page.
Drug patent expirations by year for RIOMET

Pharmacology for RIOMET

Ingredient-typeBiguanides
Drug ClassBiguanide

Medical Subject Heading (MeSH) Categories for RIOMET

US Patents and Regulatory Information

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Sun Pharm Inds LtdRIOMETmetformin hydrochlorideSOLUTION;ORAL021591-001Sep 11, 2003RXYesYes► Subscribe► SubscribeY► Subscribe
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Non-Orange Book Patents for Tradename: RIOMET

For Orange Book-listed patents (shown in the main table above) generic applications must certify that the listed patents are expired, invalid, or will not be infringed by generic entry.

The non-Orange Book patents listed below do not require formal certifications, so they do not automatically impede generic entry. Instead, they represent potential opportunities for branded firms to block generic entry through patent infringment challenges.

Patent No. Title Estimated Patent Expiration
6,559,187 Liquid formulation of metformin► Subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Because of the complexity of determining patent expiration dates it is advisable to have patent counsel verify freedom to operate.

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International Patent Family for Tradename: RIOMET

Country Document Number Estimated Expiration
Yugoslavia8803► Subscribe
Israel154307► Subscribe
Japan2004505913► Subscribe
CroatiaP20030161► Subscribe
Slovakia2102003► Subscribe
South Africa200300990► Subscribe
Hungary0302700► Subscribe
European Patent Office1387675► Subscribe
Brazil0113102► Subscribe
China1635881► Subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

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Supplementary Protection Certificates for Tradename: RIOMET

Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
00524Netherlands► SubscribePRODUCT NAME: COMBINATIE VAN SAXAGLIPTINE EN METFORMINE, DESGEWENST IN DE VORM VAN FARMACEUTISCH AANVAARDBARE AFGELEIDEN DAARVAN; NAT. REGISTRATION NO/DATE: EU/1/11/731/001-012 20111124; FIRST REGISTRATION:
2014026,C1506211Lithuania► SubscribePRODUCT NAME: DAPAGLIFLOZINUM + METFORMINUM; REGISTRATION NO/DATE: EU/1/13/900 20140116
90013-0Sweden► SubscribePRODUCT NAME: SAXAGLIPTIN/METFORMIN; REG. NO/DATE: EU/1/11/731/001 20111124
1261586/02Switzerland► SubscribePRODUCT NAME: SAXAGLIPTIN UND METFORMIN; NAT. REGISTRATION NO/DATE: SWISSMEDIC 62040 20120329
/2008Austria► SubscribePRODUCT NAME: SITAGLIPTIN, GEGEBENENFALLS IN DER FORM EINES PHARMAZEUTISCH ANNEHMBAREN SALZES, INSBESONDERE ALS MONOPHOSPHAT, UND METFORMIN, GEGEBENENFALLS IN FORM EINES PHARMAZEUTISCH ANNEHMBAREN SALZES, INSBESONDERE DES HYDROCHLORIDS; NAT. REGISTRATION NO/DATE: EU/1/08/455/001-014, EU/1/08/456/001-014, EU/1/08/457/001-014 20080716; FIRST REGISTRATION: CH 58450 01-03 20080408
2012022Lithuania► SubscribePRODUCT NAME: LINAGLIPTINUM + METFORMINI HYDROCHLORIDUM; REGISTRATION NO/DATE: EU/1/12/780/001 - EU/1/12/780/034 20120720
2013 00001Denmark► SubscribePRODUCT NAME: 8-(3-AMINOPIPERIDIN-1-YL)-7-BUT-2-INYL-3-METHYL-1-(4-METHYLCHINAZOLIN-2-YLMETHYL)-3,7-DIHYDROPURIN-2,6-DION ENANTIOMERER OG SALTE DERAF - SAERLIGT LINAGLIPTIN - I KOMBINATION MED METFORMINHYDROCHLORID; REG. NO/DATE: EU/1/12/780/001-028 20120720
00357Netherlands► SubscribePRODUCT NAME: SITAGLIPTINE, DESGEWENST IN DE VORM VAN EEN FARMACEUTISCH AANVA ARDBAAR ZOUT, IN HET BIJZONDER HET MONOFOSFAAT, EN METFORMINE DESGEWENST IN DE VORM VAN EEN FARMACEUTISCH AANVAARDBAAR ZOUT, IN HET BIJZONDER HET HYDROCHLORIDE; REGISTRATION NO/DATE: EU/1/08/455/001-014 20080716
0677Netherlands► SubscribePRODUCT NAME: COMBINATIE VAN DAPAGLIFLOZINE OF EEN FARMACEUTISCH AANVAARDBAAR ZOUT DAARVAN EN METFORMINE OF EEN FARMACEITISCH AANVAARDBAAR ZOUT DAARVAN, ZOALS BESCHERMD DOOR HET BASISOCTROOI EP 1506211B1; REGISTRATION NO/DATE: EU/1/13/900 20140121
496Luxembourg► SubscribePRODUCT NAME: COMBINAISON DE DAPAGLIFLOZINE OU D UN SEL PHARMACEUTIQUEMENT ACCEPTABLE DE CELLE-CI ET DE METFORMINE OU D UN SEL PHARMACEUTIQUEMENT ACCEPTABLE DE CELLE-CI,TELLE QUE PROTEGEE PAR LE BREVET DE BASE EP1506211 B1
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Serving leading biopharmaceutical companies globally:

Cerilliant
Chubb
Mallinckrodt
Harvard Business School
Daiichi Sankyo
Healthtrust
QuintilesIMS
Fish and Richardson
Teva
Johnson and Johnson

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verifification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.

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